in transformers for ex. 100mva and 400kv the secondary current is about 420 amps but for selection of bushing the capacity of selected bushing is 2000A why there is such big difference ?
ABB,
2 4975how can we make cable shedule for controll wiring ? which details must be required for it.?
L&T,
2144what difference between tapping -15% to +5 % and -5% to +15% tap. & how can define HV turns on maximun & minimum tap of power transformer.
2 5022what is the difference between "Rotary bypass isolation switch and Normal bypass switch" pls share indepth techs?
2064Can anyone provide with a SLD for HT panel installation for a 33KV line and distribution end has three 1.5MV transformers. Is it suitable to use OCB or VCB and also provide me the suitable rating and its connection diagram.
TATA,
3354Post New Electrical Engineering Questions
what is meant by CT`s saturation ? Can we use Metering CT`s with Protetection CT`s ?
concept of busbar and load dispatching..?
What types of CMOS memories have you designed? What were their size? Speed? Configuration Process technology?
When semiconductor fuse does save thyristor in each cycle of conduction? Why under voltage setting keep less in SPRS and more in DC drive?
Write the analogous electrical elements in force voltage analogy for the elements of mechanical translational system.
what are the assumptions made in swineburne's test?
features of hbc fuses
How we can determine short circuiting current any plant and for example a plant which power generation is 415 volts and plant load is 500 kw.
how i chosse capacitor bank if my energy meter is 48 kvr? tell me capacitor bank chossen formula?
Is it possible to operate a synchronous 2-poles turbogenerator with a still-in-place faulted bar but electrically disconnected ???? If yes, should I act on the other phases as well ???
What is the basic rule for block diagram reduction technique?
How to calculate capacitor bank size at a load 800kVA.
How relay works, reverse relay, master relay, os relay, earth fault relay and what is its setting point
Atwhat condition reverse power relay will act?
how are reversing the direction of rotation of dc motor